In a survey of 200 ladies , it was found that 142 like coffee. Find the probability that a lady chosen at random (1)like coffee (2)dislike coffee
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P (s)=200
N (a)=142
like coffee:
p (A)=n (A)÷p (s)
=142÷200=71÷100
Dislike coffee:
p(a)'=1-p (a)
1-71÷100= 29÷100
N (a)=142
like coffee:
p (A)=n (A)÷p (s)
=142÷200=71÷100
Dislike coffee:
p(a)'=1-p (a)
1-71÷100= 29÷100
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